<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="UTF-8" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <title>09-函数的返回值</title>
  </head>

  <body>
    <script>
      //函数的返回值
      function fn() {
        return 20
      }
      //相当于执行了 fn()  调用者 fn() = 20
      // console.log(fn())

      let result = fn()
      console.log(result)
    </script>
  </body>
</html>
